Class: MapView

Highcharts. MapView

new MapView(chart, options)

The map view handles zooming and centering on the map, and various client-side projection capabilities.

On a chart instance of MapChart, the map view is available as chart.mapView.

Parameters:
Name Type Description
chart Highcharts.MapChart

The MapChart instance

options Highcharts.MapViewOptions

MapView options

Members

<readonly> center :LonLatArray

The current center of the view in terms of [longitude, latitude].

Type:
  • LonLatArray

<readonly> zoom :number

The current zoom level of the view.

Type:
  • number

Methods

fitToBounds(bounds [, padding] [, redraw] [, animation])

Fit the view to given bounds

Parameters:
Name Type Argument Default Description
bounds Object

Bounds in terms of projected units given as { x1, y1, x2, y2 }. If not set, fit to the bounds of the current data set

padding number | string <optional>
0

Padding inside the bounds. A number signifies pixels, while a percentage string (like 5%) can be used as a fraction of the plot area size.

redraw boolean <optional>
true

Whether to redraw the chart immediately

animation boolean | Partial.<Highcharts.AnimationOptionsObject> <optional>

What animation to use for redraw

lonLatToPixels(lonLat)

Convert map coordinates in longitude/latitude to pixels

Parameters:
Name Type Description
lonLat Highcharts.MapLonLatObject

The map coordinates

Since:
  • 10.0.0
Returns:
Highcharts.PositionObject | undefined .

The pixel position

lonLatToProjectedUnits(lonLat)

Get projected units from longitude/latitude. Insets are accounted for. Returns an object with x and y values corresponding to positions on the projected plane.

Parameters:
Name Type Description
lonLat Highcharts.MapLonLatObject

Coordinates.

Since:
  • 10.0.0
Requires:
  • module:modules/map
Returns:
Highcharts.ProjectedXY .

X and Y coordinates in terms of projected values

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pixelsToLonLat(pos)

Convert pixel position to longitude and latitude.

Parameters:
Name Type Description
pos Highcharts.PositionObject

The position in pixels

Since:
  • 10.0.0
Returns:
Highcharts.MapLonLatObject | undefined .

The map coordinates

pixelsToProjectedUnits(pos)

Convert pixel position to projected units

Parameters:
Name Type Description
pos Highcharts.PositionObject

The position in pixels

Returns:
Highcharts.PositionObject .

The position in projected units

projectedUnitsToLonLat(point)

Calculate longitude/latitude values for a point or position. Returns an object with the numeric properties lon and lat.

Parameters:
Name Type Description
point Highcharts.Point | Highcharts.ProjectedXY

A Point instance or anything containing x and y properties with numeric values.

Since:
  • 10.0.0
Requires:
  • module:modules/map
Returns:
Highcharts.MapLonLatObject | undefined .

An object with lat and lon properties.

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projectedUnitsToPixels(pos)

Convert projected units to pixel position

Parameters:
Name Type Description
pos Highcharts.PositionObject

The position in projected units

Returns:
Highcharts.PositionObject .

The position in pixels

recommendMapView(chart, mapDataArray [, update])

Calculate and set the recommended map view based on provided map data from series.

Parameters:
Name Type Argument Default Description
chart Highcharts.Chart

Chart object

mapDataArray Array.<(MapDataType|undefined)>

Array of map data from all series.

update boolean <optional>
false

Whether to update the chart with recommended map view.

Since:
  • 11.4.0
Requires:
  • module:modules/map
Returns:
Highcharts.MapViewOptions | undefined .

Best suitable map view.

setView(center, zoom [, redraw] [, animation])

Set the view to given center and zoom values.

Parameters:
Name Type Argument Default Description
center Highcharts.LonLatArray | undefined

The center point

zoom number

The zoom level

redraw boolean <optional>
true

Whether to redraw immediately

animation boolean | Partial.<Highcharts.AnimationOptionsObject> <optional>

Animation options for the redraw

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update(options [, redraw] [, animation])

Update the view with given options

Parameters:
Name Type Argument Default Description
options Partial.<Highcharts.MapViewOptions>

The new map view options to apply

redraw boolean <optional>
true

Whether to redraw immediately

animation boolean | Partial.<Highcharts.AnimationOptionsObject> <optional>

The animation to apply to a the redraw

zoomBy( [howMuch] [, coords] [, chartCoords] [, animation])

Zoom the map view by a given number

Parameters:
Name Type Argument Description
howMuch number | undefined <optional>

The amount of zoom to apply. 1 zooms in on half the current view, -1 zooms out. Pass undefined to zoom to the full bounds of the map.

coords Highcharts.LonLatArray <optional>

Optional map coordinates to keep fixed

chartCoords Array.<number> <optional>

Optional chart coordinates to keep fixed, in pixels

animation boolean | Partial.<Highcharts.AnimationOptionsObject> <optional>

The animation to apply to a the redraw